The utility model is suitable for testing the plastic pipe in the hydrostatic test and the blasting test.
本试验装置适用于静压试验和瞬间爆破试验检验塑料管材。
The main properties of RPM pipe are introduced and compared with the properties of the plastic pipe, steel pipe, ductile iron pipe and reinforced concrete pipe.
本文介绍了RPM管的主要性能，并与塑料管、钢管、球墨铸铁管及钢筋混凝土管的相应性能作了分析和比较。
The cross sections of the plastic pipe, the heat-insulating layer and the aluminum foil are round as optimization, and the heat-insulating layer is made of PE foam materials.
作为优选，所述塑料管、保温层和铝箔的截面为圆形，保温层为PE泡沫材料。
The plastic pipe can rotate freely after installation.
即使安装以后，塑料管体也可任意转向。
The plastic pipe can rotate freely after installation.
即使安装以后，塑料管体也可任意转向。
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